convert sunsetsmgrqy.png sunset.gray
./palenc sunset.gray palout.gray
display -size 864x625 -depth 8  palout.gray
./resample 85 1 palout.gray palout_resampled2.gray 
./modulator 51 2 palout_resampled2.gray palout_modulated.gray
./resample 1 15 palout_modulated.gray palout_modulated3.gray
./removeblanking 4064 4080 748 750 palout_modulated3.gray palout3.gray

